Answer: In Exercises 105 and 106, use Cramers Rule to
Chapter , Problem 106(choose chapter or problem)
In Exercises 105 and 106, use Cramers Rule to solve for the indicated variable. Solve for x2; 2x1 + 3x2 - 2x3 + x4 = -2x1 - x2 - 3x3 + 2x4 = 23x1 + 3x2 - 4x3 - x4 = 45x1 - 5x2 - x3 + 2x4 = 7
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